Question

Some people think hydropower should be used to supply ali of the electricity for the United States. Which of the following statements describes a flaw in this plan?

Answer 1

C. Hydropower would need dams to be built, and this will prevent fishes from going upstream.

Answer 2

The answer is: C. Hydropower can harm native aquatic population.

Hydropower facilities can have a major impact on aquatic ecosystems.

Hydroelectric power have hydroelectric dams and the reservoir.

Hydroelectric dams and the reservoir obstruct fish migration and affect their populations.

Reservoirs have higher than normal amounts of sediments and nutrients, which can lead to excess of algae.